#!/bin/sh
# Module: runDhrystone
#
# Description: This script is used to list the memory partition information
# 
# Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/
#
#  Redistribution and use in source and binary forms, with or withou
#  modification, are permitted provided that the following conditions
#  are met:
#
#  Redistributions of source code must retain the above copyright
#  notice, this list of conditions and the following disclaimer.
#  
#  Redistributions in binary form must reproduce the above copyright
#  notice, this list of conditions and the following disclaimer in the
#  documentation and/or other materials provided with the
#  distribution.
#
#  Neither the name of Texas Instruments Incorporated nor the names of
#  its contributors may be used to endorse or promote products derived
#  from this software without specific prior written permission.
#
#  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
#  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
#  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
#  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
#  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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#  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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#  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
echo ""
echo ""
echo ""
echo "Dhrystone running ..."
echo ""
echo "Execution time 10 seconds or longer depending on your CPU clock speed"

function k3conf_get_cpu_freq()
{
    if test -x /usr/bin/k3conf; then
    # When available, use k3conf to find the core frequency. Output is expected in the following format,
    # logic parses the frequency value in the first row of the printed frequncies table.
    # |--------------------------------------------------------------------------------|
    # | VERSION INFO                                                                   |
    # |--------------------------------------------------------------------------------|
    # | K3CONF | (version v0.1-45-g79f007c built Mon Nov 15 18:31:13 UTC 2021)         |
    # | SoC    | AM64x SR1.0                                                           |
    # | SYSFW  | ABI: 3.1 (firmware version 0x0015 '21.9.1--v2021.09a (Terrific Lla)') |
    # |--------------------------------------------------------------------------------|

    # |--------------------------------------------------------|
    # | Processor Name | Processor State | Processor Frequency |
    # |--------------------------------------------------------|
    # | A53SS0_CORE_0  | DEVICE_STATE_ON | 1000000000          |
    # | A53SS0_CORE_1  | DEVICE_STATE_ON | 1000000000          |
    # |--------------------------------------------------------|
        k3conf_freq=(`/usr/bin/k3conf --cpuinfo 2>&1 | grep 'Processor Frequency' -A 2 | tail -1 | awk '{ print $6}'`)
        if [ -n "$k3conf_freq" ] && [[ $k3conf_freq =~ ^[0-9]+$ ]]; then
            # use the value only if it is numeric
            let CPUFREQ=k3conf_freq/1000  # CPU frequency in KHz
        fi
    fi
}

if  test -e /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_cur_freq; then
    CPUFREQ=`cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_cur_freq`
else
    k3conf_get_cpu_freq
fi

if [ -z ${CPUFREQ} ] && test -e /proc/cpuinfo; then
    a=(`cat /proc/cpuinfo | grep Bogo | awk '{print $3}'`)
    b=`echo "($a+5)/10*10" | bc`
    let CPUFREQ=b*1000
fi

dhrystone 200000000 $CPUFREQ
echo ""
